F^3 Events

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18th Annual F^3 Lake Half Marathon & 5k 06/03/2026

Happy Global Running Day! 🏃‍♀️🏃‍♂️

Every runner starts for a different reason. Be it a goal, a finish line, a personal best, or a challenge worth chasing.

This Global Running Day, we’re inviting you to take on something bigger.

Today, we’re celebrating the activity that brings us all together. Whether you’re training for your next race, enjoying a casual jog, or just getting started, thank you for being part of the F^3 community and helping make every event special.

To celebrate Global Running Day, we’re offering 20% off registration for both the H^3 Halloween Half Marathon & 5K and the F^3 Lake Half Marathon & 5K.

Use code RunDay26 at checkout and start planning your next finish line, good from June 3rd to the 7th.

Are you in? Register here: https://bit.ly/4qOYuS5

🏃 Tag your running partner below.
🏅Comment “HALF” if you’re running both races.

18th Annual F^3 Lake Half Marathon & 5k The 18th Annual F^3 Lake Half Marathon & 5k is on Saturday January 30, 2027. It includes the following events: Half Marathon and 5k.

Photos from F^3 Events's post 04/20/2026

This moment right here? This is why we run. 💙

No matter your pace, crossing that line changes you. 13.1 miles. One unforgettable feeling. 🏁

What keeps you going when it gets tough?

03/13/2026

Don’t sleep on Lucky 7.

Register today and get back on the road. 🍀

https://bit.ly/3WISxbU

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Chicago, IL